Japan Mortgage Calculator
Home loan & prepayment sim
0 ratings
Archived App (Last seen on 7 Oct 2026)
This is an archived listing of the app previously available on the App Store.Although the app is no longer distributed by Apple, you can still view its description, screenshots, version history, ratings, and metadata for reference.
Rating summary
About
A clear, easy-to-read simulator for Japanese home loans (住宅ローン).
Enter the loan amount, interest rate and term to see your monthly payment instantly.
Main features
- Real-time monthly payment (no calculate button)
- Equal-payment (annuity) and equal-principal methods
- Bonus payments (twice a year)
- Rate presets: variable, 10-year fixed, Flat 35
- Prepayment simulation (term-reduction / payment-reduction)
- Mortgage tax deduction estimate
- Variable-rate rise simulation (5-year / 125% rule)
- Refinance comparison with break-even
- Borrowing capacity from income, property-price to loan-amount
- Repayment schedule with balance chart, save & compare plans, share as image
Free, no ads, no registration, works offline. Dark mode supported.
Note: results are estimates. Please confirm the actual repayment amount with your financial institution.
Show more
What's New in Japan Mortgage Calculator
1.0.3
August 13, 2026
Added bank rate comparison — compare monthly payments across major banks.
1
Subscriptions & In-App Purchases
$19.99
Full Unlock
All pro tools, unlimited plans. One-time.
